Dutch Latrine Bag
Aqua-Aero WaterSystems BV
The Dutch Latrine Bag is a large plastic latrine pit liner which prevents human waste from polluting the groundwater table.
The Dutch Latrine Bag is a large, strong plastic bag used to line latrine pits. The bag both prevents human waste from contaminating the groundwater table, and allows for the waste to be more easily recycled for agricultural or biogas applications.
The bags are distributed directly from the manufacturer.
Pit latrines can be alternatively lined with brick and mortar, concrete, sandbags, or timber.
Goal 6: Clean Water and Sanitation
Target users include municipalities, NGOs, Public Utilities, and individual households.
The Dutch Latrine Bags are manufactured using a thick, strong plastic sheeting to create a cylindrical bag. The bags are then installed into dug pits and secured with a support structure to the walls and pit bottom.
Users can obtain the bags from the manufacturer, or from partner NGOs who have already purchased bags.
Type of toilet
Method of evacuation
How the fecal sludge is stored
The holding volume of the containment
Time until emptying is estimated to be needed
Each bag is designed to have a diameter of 1 meter, with a depth ranging up to 1.8 meter, dependent on the number of latrine users. In addition the plastic material used was chosen be strong enough to withstand the weight of waste when emptying a pit, and to have small enough pores to prevent bacteria and nitrate from seeping into the groundwater table.
Technical support is provided by the manufacturer.
The Dutch Latrine Bag does not require any additional components so no replacement components are required. Replacement bags can be purchased from the manufacturer.
At least 10 years
The manufacturer specifies performance targets related to preventing the groundwater table from becoming polluted due to human waste in latrines, simplifying the latrine construction process, reducing latrine construction cost, and re-using waste for agricultural applications or as fertilizers.
The product is tested by the manufacturer.
The bags were developed prevent human waste from contaminating the groundwater table. When bags are removed from pits, care must be taken to not handle the human waste.
The bags are used together with constructed pits and existing latrines.
The bags are evaluated visually during installation to ensure that they are not torn and that they are secured to the bottom of the pit.
The product appears to be discontinued with no updated information online as of 2018.
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